How To Fix /IWBEP/CM_V4_RUNTIME060 - Type mismatch in return of action '&1' between definition and busi data

SAP Error Message - Details

• Message type: E = Error

• Message class: /IWBEP/CM_V4_RUNTIME -

• Message number: 060

• Message text: Type mismatch in return of action '&1' between definition and busi data

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /IWBEP/CM_V4_RUNTIME060 - Type mismatch in return of action '&1' between definition and busi data ?

  The SAP error message /IWBEP/CM_V4_RUNTIME060 indicates a type mismatch in the return of an action between its definition and the business data. This error typically occurs in the context of OData services when there is a discrepancy between the expected data types defined in the OData service and the actual data being returned from the backend.
  Cause:
  
  
  Data Type Mismatch: The data type defined in the OData service for the action's return type does not match the data type of the actual data being returned from the backend. This can happen if:
  
  The backend ABAP code is returning a different data type than what is defined in the OData service.
  Changes were made to the data structure in the backend without updating the OData service definition.
  
  
  
  Inconsistent Metadata: If the metadata of the OData service is not in sync with the backend implementation, it can lead to this error.
  
  
  Incorrect Mapping: If there is a mapping issue between the backend data structure and the OData service definition, it can cause type mismatches.
  
  
  Solution:
  
  
  Check OData Service Definition:
  
  Go to the OData service definition in the SAP Gateway Service Builder (transaction code SEGW).
  Verify the return type of the action and ensure it matches the expected data structure.
  
  
  
  Review Backend Implementation:
  
  Check the ABAP code that implements the action. Ensure that the data being returned matches the expected structure and data types defined in the OData service.
  If necessary, adjust the data types or structures in the ABAP code to align with the OData service definition.
  
  
  
  Update Metadata:
  
  If changes were made to the backend data structure, regenerate the OData service metadata. This can be done by:
  
  Right-clicking on the service in the Service Builder and selecting "Generate".
  Activating the service to ensure that the changes are reflected.
  
  
  
  
  
  Test the Service:
  
  After making the necessary adjustments, test the OData service using tools like Postman or the SAP Gateway Client (transaction code /IWFND/GW_CLIENT) to ensure that the action returns the expected data without errors.
  
  
  
  Check for Data Conversion:
  
  If there are any data conversion or transformation steps in the backend, ensure that they are correctly implemented to avoid type mismatches.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  SEGW: Service Builder for OData services.
  SE80: Object Navigator for checking the backend implementation.
  /IWFND/GW_CLIENT: Gateway Client for testing OData services.
  
  
  
  Documentation: Refer to SAP Help documentation for OData services and the specific error message for more detailed guidance.
  
  
  Debugging: If the issue persists, consider debugging the backend code to trace the data being returned and identify where the mismatch occurs.
  
  
  By following these steps, you should be able to resolve the type mismatch error and ensure that your OData service functions correctly.